Question

what is the work done when a man pushes a wall???

Answer 1

Work done = Force × Displacement


Now a man can produce no displacement by applying force on a wall.
So displacement = 0

Hence work done = Force × 0 = 0


answer :- There is no work done since there is no displacement

Answer 2

HIII......

HERE IS YOUR ANSWER;-)

THE WORK DONE BY THE MANIS ZERO.

REASON:------

AS THE OBJECT DOES NOT DISPLACE FROM ITS POSITION THE WORK DONE IS ZERO.


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